[U-Boot] Is the Numonyx's M29W128 fully supported in U-Boot?

[txema lopez]

Hi all,

I'm sorry, I sent to the list the debug messages of a older U-Boot
version. Here are the debug messages of the current U-Boot version.

FLASH: flash detect cfi
fwc addr fe000000 cmd f0 f0 8bit x 8 bit
fwc addr fe000000 cmd ff ff 8bit x 8 bit
fwc addr fe000055 cmd 98 98 8bit x 8 bit
is= cmd 51(Q) addr fe000010 is= 0 51
fwc addr fe000555 cmd 98 98 8bit x 8 bit
is= cmd 51(Q) addr fe000010 is= 0 51
fwc addr fe000000 cmd f0 f0f0 16bit x 8 bit
fwc addr fe000000 cmd ff ffff 16bit x 8 bit
fwc addr fe0000aa cmd 98 9898 16bit x 8 bit
is= cmd 51(Q) addr fe000020 is= 5100 5151
fwc addr fe000aaa cmd 98 9898 16bit x 8 bit
is= cmd 51(Q) addr fe000020 is= 5100 5151
fwc addr fe000000 cmd f0 00f0 16bit x 16 bit
fwc addr fe000000 cmd ff 00ff 16bit x 16 bit
fwc addr fe0000aa cmd 98 0098 16bit x 16 bit
is= cmd 51(Q) addr fe000020 is= 6d69 0051
fwc addr fe000aaa cmd 98 0098 16bit x 16 bit
is= cmd 51(Q) addr fe000020 is= 6d69 0051
fwc addr fe000000 cmd f0 f0f0f0f0 32bit x 8 bit
fwc addr fe000000 cmd ff ffffffff 32bit x 8 bit
fwc addr fe000154 cmd 98 98989898 32bit x 8 bit
is= cmd 51(Q) addr fe000040 is= 4e6f7620 51515151
fwc addr fe001554 cmd 98 98989898 32bit x 8 bit
is= cmd 51(Q) addr fe000040 is= 4e6f7620 51515151
fwc addr fe000000 cmd f0 00f000f0 32bit x 16 bit
fwc addr fe000000 cmd ff 00ff00ff 32bit x 16 bit
fwc addr fe000154 cmd 98 00980098 32bit x 16 bit
is= cmd 51(Q) addr fe000040 is= 4e6f7620 00510051
fwc addr fe001554 cmd 98 00980098 32bit x 16 bit
is= cmd 51(Q) addr fe000040 is= 4e6f7620 00510051
fwc addr fe000000 cmd f0 000000f0 32bit x 32 bit
fwc addr fe000000 cmd ff 000000ff 32bit x 32 bit
fwc addr fe000154 cmd 98 00000098 32bit x 32 bit
is= cmd 51(Q) addr fe000040 is= 4e6f7620 00000051
fwc addr fe001554 cmd 98 00000098 32bit x 32 bit
is= cmd 51(Q) addr fe000040 is= 4e6f7620 00000051
fwrite addr fe000000 cmd f0 f0f0f0f0f0f0f0f0 64 bit x 8 bit
fwrite addr fe000000 cmd ff ffffffffffffffff 64 bit x 8 bit
fwrite addr fe0002a8 cmd 98 9898989898989898 64 bit x 8 bit
is= cmd 51(Q) addr fe000080 is= 0000000000000000 5151515151515151
fwrite addr fe002aa8 cmd 98 9898989898989898 64 bit x 8 bit
is= cmd 51(Q) addr fe000080 is= 0000000000000000 5151515151515151
fwrite addr fe000000 cmd f0 00f000f000f000f0 64 bit x 16 bit
fwrite addr fe000000 cmd ff 00ff00ff00ff00ff 64 bit x 16 bit
fwrite addr fe0002a8 cmd 98 0098009800980098 64 bit x 16 bit
is= cmd 51(Q) addr fe000080 is= 0000000000000000 0051005100510051
fwrite addr fe002aa8 cmd 98 0098009800980098 64 bit x 16 bit
is= cmd 51(Q) addr fe000080 is= 0000000000000000 0051005100510051
fwrite addr fe000000 cmd f0 000000f0000000f0 64 bit x 32 bit
fwrite addr fe000000 cmd ff 000000ff000000ff 64 bit x 32 bit
fwrite addr fe0002a8 cmd 98 0000009800000098 64 bit x 32 bit
is= cmd 51(Q) addr fe000080 is= 0000000000000000 0000005100000051
fwrite addr fe002aa8 cmd 98 0000009800000098 64 bit x 32 bit
is= cmd 51(Q) addr fe000080 is= 0000000000000000 0000005100000051
fwrite addr fe000000 cmd f0 00000000000000f0 64 bit x 64 bit
fwrite addr fe000000 cmd ff 00000000000000ff 64 bit x 64 bit
fwrite addr fe0002a8 cmd 98 0000000000000098 64 bit x 64 bit
is= cmd 51(Q) addr fe000080 is= 0000000000000000 0000000000000051
fwrite addr fe002aa8 cmd 98 0000000000000098 64 bit x 64 bit
is= cmd 51(Q) addr fe000080 is= 0000000000000000 0000000000000051
not found

El vie, 11-12-2009 a las 15:03 +0100, txema lopez escribió:
> Hi all,
> 
> We have a MPC5200B custom board and we are evaluating the Numonyx
> M29W128 Flash as a second source for the Spansion's S29GL128.
> I've checked the top of the tree version of the U-Boot (u-boot.git) CFI
> driver and the Numonyx Flash is not detected. This is the U-Boot debug
> output: 
> 
> FLASH: flash detect cfi
> fwc addr fe000000 cmd f0 f0 8bit x 8 bit
> fwc addr fe000055 cmd 98 98 8bit x 8 bit
> is= cmd 51(Q) addr fe000010 is= 0 51
> fwc addr fe000000 cmd f0 f0f0 16bit x 8 bit
> fwc addr fe0000aa cmd 98 9898 16bit x 8 bit
> is= cmd 51(Q) addr fe000020 is= 5100 5151
> fwc addr fe000000 cmd f0 00f0 16bit x 16 bit
> fwc addr fe0000aa cmd 98 0098 16bit x 16 bit
> is= cmd 51(Q) addr fe000020 is= 6d69 0051
> fwc addr fe000000 cmd f0 f0f0f0f0 32bit x 8 bit
> fwc addr fe000154 cmd 98 98989898 32bit x 8 bit
> is= cmd 51(Q) addr fe000040 is= 4e6f7620 51515151
> fwc addr fe000000 cmd f0 00f000f0 32bit x 16 bit
> fwc addr fe000154 cmd 98 00980098 32bit x 16 bit
> is= cmd 51(Q) addr fe000040 is= 4e6f7620 00510051
> fwc addr fe000000 cmd f0 000000f0 32bit x 32 bit
> fwc addr fe000154 cmd 98 00000098 32bit x 32 bit
> is= cmd 51(Q) addr fe000040 is= 4e6f7620 00000051
> fwrite addr fe000000 cmd f0 f0f0f0f0f0f0f0f0 64 bit x 8 bit
> fwrite addr fe0002a8 cmd 98 9898989898989898 64 bit x 8 bit
> is= cmd 51(Q) addr fe000080 is= 0000000000000000 5151515151515151
> fwrite addr fe000000 cmd f0 00f000f000f000f0 64 bit x 16 bit
> fwrite addr fe0002a8 cmd 98 0098009800980098 64 bit x 16 bit
> is= cmd 51(Q) addr fe000080 is= 0000000000000000 0051005100510051
> fwrite addr fe000000 cmd f0 000000f0000000f0 64 bit x 32 bit
> fwrite addr fe0002a8 cmd 98 0000009800000098 64 bit x 32 bit
> is= cmd 51(Q) addr fe000080 is= 0000000000000000 0000005100000051
> fwrite addr fe000000 cmd f0 00000000000000f0 64 bit x 64 bit
> fwrite addr fe0002a8 cmd 98 0000000000000098 64 bit x 64 bit
> is= cmd 51(Q) addr fe000080 is= 0000000000000000 0000000000000051
> not found
> ## Unknown FLASH on Bank 0 - Size = 0x00000000 = 0 MB
> 
> 
> This is the debug output for the Spansion Flash that works fine.
> 
> FLASH: flash detect cfi
> fwc addr fe000000 cmd f0 f0 8bit x 8 bit
> fwc addr fe000055 cmd 98 98 8bit x 8 bit
> is= cmd 51(Q) addr fe000010 is= 0 51
> fwc addr fe000000 cmd f0 f0f0 16bit x 8 bit
> fwc addr fe0000aa cmd 98 9898 16bit x 8 bit
> is= cmd 51(Q) addr fe000020 is= 5151 5151
> is= cmd 52(R) addr fe000022 is= 5252 5252
> is= cmd 59(Y) addr fe000024 is= 5959 5959
> ushort addr is at fe000050 info->portwidth = 2
> addr[0] = 0x2
> addr[1] = 0x2
> addr[2] = 0x0
> addr[3] = 0x0
> retval = 0x2
> device interface is 2
> found port 2 chip 1 port 16 bits chip 8 bits
> ushort addr is at fe000026 info->portwidth = 2
> addr[0] = 0x2
> addr[1] = 0x2
> addr[2] = 0x0
> addr[3] = 0x0
> retval = 0x2
> fe000020 : 51 51 52 52 59 59 02 02 00 00 40 40 00 00 00 00
> QQRRYY....@@....
> fe000030 : 00 00 00 00 00 00 27 27 36 36 00 00 00 00 06
> 06  ......''66......
> fe000040 : 06 06 09 09 13 13 03 03 05 05 03 03 02 02 18
> 18  ................
> fe000050 : 02 02 00 00 06 06 00 00 01 01 7f 7f 00 00 00
> 00  ................
> fe000060 : 02 02 00 00 00 00 00 00 00 00 00 00 00 00 00
> 00  ................
> fe000070 : 00 00 00 00 00 00 00 00 00 00 ff ff ff ff ff
> ff  ................
> fe000080 : 50 50 52 52 49 49 31 31 33 33 14 14 02 02 01 01
> PPRRII1133......
> fe000090 : 00 00 08 08 00 00 00 00 02 02 b5 b5 c5 c5 04
> 04  ................
> manufacturer is 2
> size_ratio 1 port 16 bits chip 8 bits
> found 1 erase regions
> long addr is at fe00005a info->portwidth = 2
> addr[0] = 0x7f
> addr[1] = 0x7f
> addr[2] = 0x0
> addr[3] = 0x0
> addr[4] = 0x0
> addr[5] = 0x0
> addr[6] = 0x2
> addr[7] = 0x2
> erase_region_count = 128 erase_region_size = 131072
> ushort addr is at fe000054 info->portwidth = 2
> addr[0] = 0x6
> addr[1] = 0x6
> addr[2] = 0x0
> addr[3] = 0x0
> retval = 0x6
> 
> 
> So the problem seems to be that the Numonyx Flash do not put the CFI
> query information in the odd bytes as you can see here:
> 	fwc addr fe000000 cmd f0 f0f0 16bit x 8 bit
> 	fwc addr fe0000aa cmd 98 9898 16bit x 8 bit
> 	is= cmd 51(Q) addr fe000020 is= 5100 5151
> 
> 
> I've checked the U-Boot mainling list and I've found only something
> about a M29W128 bug but in a coldfire architecture. So I think the
> Numonyx Flash has been tested in some boards but I don't knwon if there
> is full support in U-Boot for it. If not, is there a patch available or
> in process? Any clue will be welcomed.
> 
> TIA,
> 
> 
> 
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